Guro or Gore is a genre of Japanese pornography involving blood, gore, disfiguration, violence, mutilation, urine, enemas, or feces. Transsexual hentai videos pornography is a genre of pornography. Simultaneous penetration of the mouth and either the vagina or anus. BDSM is a variety of erotic practices involving dominance and submission, role-playing, restraint, and other interpersonal dynamics. Each participant may engage in any type of sex acts with one or both of the others, such as vaginal, anal or oral sex or mutual masturbation. BDSM actions can often take place during a specific period of time agreed to by both parties, referred to as play, a scene or a session. Since at least 1973, it has also been used to refer to a sexually attractive young woman. Comic books often featured characters being tied up and tying others up, particularly in damsel in distress plots. When he is in position the cover is closed. Now facial cumshots are regularly portrayed in pornographic films, videos, magazines and internet web sites. Shemale is a term primarily used in sex work to describe a trans woman with male genitalia combined with female secondary sex characteristics, usually including augmented female breasts, from breast augmentation and/or use of hormones. Homi Bhabha defined the idea of a racial fetish in contrast to the idea of the Freudian sexual fetish which he describes a denial of difference, where the male sees the female as a castrated male, seeing missing parts rather than a different anatomy. The term Asiaphile is sometimes nude milfs used to describe the same phenomenon as is yellow fever . Such films continued to be produced but could only be distributed by underground channels. Originating in Japan in the 1980s, the genre subsequently spread to North America and Europe, and crossed over into gay pornography. A somewhat controversial ejaculation control technique is to put pressure on the perineum, gay sex video about halfway between the scrotum and the anus, just before ejaculating. In some societies, the terms fox, plum, chick, or chicken are preferred.